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Finding the Fourth Proportional to 4,602,873.72, 6,904,062.02 and 1,408,000.26

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Solution

The fourth proportional to 4,602,873.72, 6,904,062.02 and 1,408,000.26 is: 2,111,924.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,602,873.72 : 6,904,062.02 = 1,408,000.26 : x
  2. Step 2: Convert to fraction form
    4,602,873.72/6,904,062.02 = 1,408,000.26/x
  3. Step 3: Cross multiply
    4,602,873.72x = 6,904,062.02 × 1,408,000.26
  4. Step 4: Simplify right side
    4,602,873.72x = 9,720,921,119,216.13
  5. Step 5: Solve for x
    x = 9,720,921,119,216.13/4,602,873.72
  6. Step 6: Final answer
    x = 2,111,924.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.